Safe Price Ad

Whenever I open Firefox, a tab is opened for a page showing ads for Safe Price. I do not want Safe Price or the ad How do I get rid of it?
This is the first time any company has forced an ad onto my machine and I am very upsit bout it.
Bruce

Remove safe-price from the components.

https://www.avast.com/faq.php?article=AVKB96#artTitle (Add/Remove components)

Thank you, one and all. ;D

You’re welcome.